Description
linux-pam (aka Linux PAM) before 1.6.0 allows attackers to cause a denial of service (blocked login process) via mkfifo because the openat call (for protect_dir) lacks O_DIRECTORY.
References (5)
Scores
CVSS v3
5.5
EPSS
0.0015
EPSS Percentile
35.2%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-664
Status
published
Products (1)
linux-pam/linux-pam
< 1.6.0
Published
Feb 06, 2024
Tracked Since
Feb 18, 2026